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DE60127146D1 - OPTICAL DEVICE - Google Patents

OPTICAL DEVICE

Info

Publication number
DE60127146D1
DE60127146D1 DE60127146T DE60127146T DE60127146D1 DE 60127146 D1 DE60127146 D1 DE 60127146D1 DE 60127146 T DE60127146 T DE 60127146T DE 60127146 T DE60127146 T DE 60127146T DE 60127146 D1 DE60127146 D1 DE 60127146D1
Authority
DE
Germany
Prior art keywords
optical device
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE60127146T
Other languages
German (de)
Other versions
DE60127146T2 (en
Inventor
Osamu Mitomi
Takenori Ichigi
Masatsugu Oshima
Jun Okumura
Masataka Yamashita
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NGK Insulators Ltd
Original Assignee
NGK Insulators Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by NGK Insulators Ltd filed Critical NGK Insulators Ltd
Publication of DE60127146D1 publication Critical patent/DE60127146D1/en
Application granted granted Critical
Publication of DE60127146T2 publication Critical patent/DE60127146T2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/31—Digital deflection, i.e. optical switching
    • G02F1/313—Digital deflection, i.e. optical switching in an optical waveguide structure
    • G02F1/3137—Digital deflection, i.e. optical switching in an optical waveguide structure with intersecting or branching waveguides, e.g. X-switches and Y-junctions
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/1228—Tapered waveguides, e.g. integrated spot-size transformers
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/10—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type
    • G02B6/12—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings of the optical waveguide type of the integrated circuit kind
    • G02B6/122—Basic optical elements, e.g. light-guiding paths
    • G02B6/125—Bends, branchings or intersections

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Optical Integrated Circuits (AREA)
DE60127146T 2000-09-18 2001-09-06 OPTICAL DEVICE Expired - Lifetime DE60127146T2 (en)

Applications Claiming Priority (9)

Application Number Priority Date Filing Date Title
JP2000281363 2000-09-18
JP2000281363 2000-09-18
JP2000316071 2000-10-17
JP2000316071 2000-10-17
JP2001095848 2001-03-29
JP2001095848 2001-03-29
JP2001192855 2001-06-26
JP2001192855 2001-06-26
PCT/JP2001/007744 WO2002023264A1 (en) 2000-09-18 2001-09-06 Optical device

Publications (2)

Publication Number Publication Date
DE60127146D1 true DE60127146D1 (en) 2007-04-19
DE60127146T2 DE60127146T2 (en) 2007-11-22

Family

ID=27481615

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60127146T Expired - Lifetime DE60127146T2 (en) 2000-09-18 2001-09-06 OPTICAL DEVICE

Country Status (5)

Country Link
US (1) US7184631B2 (en)
EP (1) EP1319973B1 (en)
JP (1) JPWO2002023264A1 (en)
DE (1) DE60127146T2 (en)
WO (1) WO2002023264A1 (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2003005232A (en) * 2001-04-18 2003-01-08 Ngk Insulators Ltd Optical device
DE10253438B4 (en) * 2002-11-12 2008-09-18 Finisar Corp., Sunnyvale Cross waveguide
US6934446B2 (en) * 2003-03-27 2005-08-23 Lucent Technologies Inc. Optical waveguiding apparatus having reduced crossover losses
JP4585990B2 (en) * 2006-06-30 2010-11-24 日本電信電話株式会社 Waveguide type optical circuit
JP5176150B2 (en) 2009-01-13 2013-04-03 富士通株式会社 Optical device and optical transmitter
US8401345B2 (en) * 2010-06-16 2013-03-19 Oracle America, Inc. Optical modulator with three-dimensional waveguide tapers
US20120243826A1 (en) * 2011-03-21 2012-09-27 Liping Sun Low power compact optical switch
CN106537199B (en) * 2014-07-16 2019-06-11 华为技术有限公司 Crossing waveguide
CN107346047B (en) * 2016-05-04 2020-04-21 华为技术有限公司 Optical switch
US10816725B2 (en) * 2018-09-18 2020-10-27 Globalfoundries Inc. Waveguide intersections incorporating a waveguide crossing

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1123642A (en) * 1979-07-04 1982-05-18 Alexander W. Lightstone Multimode optical fiber coupler
JPS6086530A (en) * 1983-10-18 1985-05-16 Nec Corp Waveguide type optical switch
US4763977A (en) * 1985-01-09 1988-08-16 Canadian Patents And Development Limited-Societe Optical fiber coupler with tunable coupling ratio and method of making
CA1253376A (en) * 1985-07-29 1989-05-02 Kenneth O. Hill Fiber optic directional coupler
GB8522704D0 (en) 1985-09-13 1985-10-16 British Telecomm Optical waveguide devices
JPS6325631A (en) * 1986-07-18 1988-02-03 Oki Electric Ind Co Ltd Waveguide type optical switch
JPH023025A (en) * 1988-06-17 1990-01-08 Fujitsu Ltd Semiconductor optical switch
US5321782A (en) * 1991-01-07 1994-06-14 Furukawa Electric Co., Ltd. Directional coupler type optical function element
US5623568A (en) * 1995-09-15 1997-04-22 Lucent Technologies Inc. Compact and fabrication tolerant high speed digital optical Y-switches
DE19549245C2 (en) * 1995-12-19 2000-02-17 Hertz Inst Heinrich Thermo-optical switch
JPH09189817A (en) * 1996-01-09 1997-07-22 Mitsubishi Gas Chem Co Inc Optical waveguide for optical branching unit
JPH1115028A (en) * 1997-06-19 1999-01-22 Nippon Telegr & Teleph Corp <Ntt> High-polymer thermooptical optical switch
JP2000180646A (en) * 1998-12-16 2000-06-30 Fujitsu Ltd Optical circuit device
US6600843B2 (en) * 2001-03-13 2003-07-29 Srico, Inc. Optical modulator

Also Published As

Publication number Publication date
WO2002023264A1 (en) 2002-03-21
DE60127146T2 (en) 2007-11-22
EP1319973A1 (en) 2003-06-18
US7184631B2 (en) 2007-02-27
US20020159706A1 (en) 2002-10-31
EP1319973B1 (en) 2007-03-07
JPWO2002023264A1 (en) 2004-01-22
EP1319973A4 (en) 2004-07-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition